ISRC USSM10213460
Verified recording
USSM10213460 is “Mastermind” by Nas,
registered on the CopyrightChains blockchain with CopyrightID
0x0bac393073a77448da5049cf11fcd74361f12ae1a1a8e3c290af3a6ebba51547 and independently timestamped
in Bitcoin block 953528 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10213460.
Recording identifiers
- ISRC
- USSM10213460
- Title
- Mastermind
- Artist
- Nas
- CopyrightID (CopyrightChains transaction hash)
0x0bac393073a77448da5049cf11fcd74361f12ae1a1a8e3c290af3a6ebba51547
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T15:41:10+00:00
- Bitcoin block
- 953528
- Canonical record hash
sha256:57c68c57590a463b8910d6b26ad5f154e8918aa5401485ef5480a3059154f21c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10213460
- Bitcoin block existence check
- https://blockstream.info/api/block/953528